package com.atguigu.gulimall.order.web;

import com.atguigu.common.exception.NoStockException;
import com.atguigu.gulimall.order.feign.MemberFeignService;
import com.atguigu.gulimall.order.service.OrderService;
import com.atguigu.gulimall.order.vo.OrderConfirmVo;
import com.atguigu.gulimall.order.vo.OrderSubmitVo;
import com.atguigu.gulimall.order.vo.SubmitOrderResponseVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import java.util.concurrent.ExecutionException;

@Controller
public class OrderWebController {

    @Autowired
    private OrderService orderService;



    @GetMapping("/totrade")
    public String toTrade(Model model) throws ExecutionException, InterruptedException {


        OrderConfirmVo orderConfirmVo = orderService.confirmOrder();

        model.addAttribute("orderConfirmData",orderConfirmVo);

        //展示订单确认页
        return "confirm";
    }

    @PostMapping("/submitOrder")
    public String submitOrder(OrderSubmitVo orderSubmitVo, Model model, RedirectAttributes redirectAttributes){

        //去创建订单、验信息、验价格、锁库存
        //最终下单成功，来到支付选择页
        //下单失败，来到订单确认页，重新确认订单信息
        try{

            SubmitOrderResponseVo vo =  orderService.submitOrder(orderSubmitVo);

            System.out.println("订单提交的数据" + vo);
            if(vo.getCode() == 0){
                //下单成功来到支付选择页
                model.addAttribute("submitOrderResp",vo);
                return "pay";
            }else {

                String msg = "下单失败";

                switch (vo.getCode()){
                    case 1:msg +="订单信息过期，请刷新再次提交";break;
                    case 2:msg += "订单商品价格发生变化，请确认后再次提交";break;
                    case 3:msg += "库存锁定失败，商品库存不足";break;

                }
                redirectAttributes.addFlashAttribute("msg",msg);

                return "redirect:http://order.gulimall.com/totrade";
            }
        }catch (Exception e){
            if(e instanceof NoStockException){
                String message = ((NoStockException)e).getMessage();
                redirectAttributes.addFlashAttribute("msg",message);

            }
            return "redirect:http://order.gulimall.com/totrade";
        }


    }
}
